On Aug 14, 2013, at 2:14 AM, Uli Kusterer <witness.of.teacht...@gmx.net> wrote:

> 
> Also keep in mind that in current MacOS X releases, open and save panels are 
> out-of-process windows managed by PowerBox (think sandbox), and NSOpenPanel 
> and NSSavePanel are only proxy objects in your process. Many actions you had 
> on NSWindow are probably stubbed out, and the remaining ones send messages to 
> PowerBox to manipulate the actual window there, or to manage the little 
> transparent, borderless window that holds your accessory view. orderOut: may 
> be one of those.

This is only true for sandboxed apps, but it is a very good point. If Steve's 
app is sandboxed, it needs to forward the- orderOut: message to Powerbox over 
XPC. That would require running the runloop.

--Kyle Sluder
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